find factorial to given number using recursion

 class Program
    {
        public static int resultl=1;
        static int factorial(int x)
        {
            if (x <= 1)
                return 1;
            else

                return x * factorial(x - 1);
        }
        static void Main(string[] args)
        {
            int no,fact=0;
            Console.WriteLine("Enter the givennumber");
            no = Convert.ToInt16(Console.ReadLine());
            fact=factorial(no);
            Console.WriteLine(fact);
            Console.ReadKey();
         
        }
    }